Two vectors $\overrightarrow{ A }$ and $\overrightarrow{ B }$ have equal magnitudes. If magnitude of $\overrightarrow{ A }+\overrightarrow{ B }$ is equal to two times the magnitude of $\overrightarrow{ A }-\overrightarrow{ B }$, then the angle between $\overrightarrow{ A }$ and $\overrightarrow{ B }$ will be .......................
Two vectors $\overrightarrow{ A }$ and $\overrightarrow{ B }$ have equal magnitudes. If magnitude of $\overrightarrow{ A }+\overrightarrow{ B }$ is equal to two times the magnitude of $\overrightarrow{ A }-\overrightarrow{ B }$, then the angle between $\overrightarrow{ A }$ and $\overrightarrow{ B }$ will be .......................
- [JEE MAIN 2022]
- A
$\sin ^{-1}\left(\frac{3}{5}\right)$
- B
$\sin ^{-1}\left(\frac{1}{3}\right)$
- C
$\cos ^{-1}\left(\frac{3}{5}\right)$
- D
$\cos ^{-1}\left(\frac{1}{3}\right)$
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